Intumescent door seal

Details Intumescent door seal Intumescent door seal

1994-08-19

1996-03-26

Smith, Creighton

Static structures (e.g., buildings)

Irreversibly reactive component

E04C 200

Patent

active

055010458

ABSTRACT:
An intumescent seal for doors, door frames or the like is provided which includes a first housing having a first outwardly opening channel formed therein and a second housing adjustably and movably mounted in the first outwardly opening channel of the first housing. The second housing also has an outwardly opening channel formed therein which is substantially filled with an intumescent material. The movable mounting of the second housing allows for resilient movement of the second housing within the first channel to ensure a tight seal.

REFERENCES:
patent: 4931339 (1990-06-01), Malcom-Brown
patent: 5279087 (1994-01-01), Mann

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